| Locality type: | Peak |
| Classification |
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| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
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|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Plummer Peak, Pierce County, Washington, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 94869 |
| Long-form Identifier: | 1:3:94869:4 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 29.2km (18.1 miles) | ⓘBird Mine, Bumping Lake Mining District, Yakima County, Washington, USA |
| 43.5km (27.0 miles) | ⓘCamp Creek Mine (McCoy Creek; Lucky Break; Primary Gold), McCoy Peak, Skamania County, Washington, USA |
| 51.2km (31.8 miles) | ⓘMargaret Mine (Germania Mine; Earl Mine; Samson Mine; Goat Mountain Mine), Goat Mountain, Skamania County, Washington, USA |
| 69.4km (43.1 miles) | ⓘScout Patrol Peak, Hansen Creek area, Snoqualmie Mining District, King County, Washington, USA |
| 75.2km (46.7 miles) | ⓘCarmack Mine, Snoqualmie Mining District, King County, Washington, USA |
| 83.3km (51.8 miles) | ⓘMineral Creek Mine (Durrwachter Mine; Liberty Lode Mine), Mineral Creek, Kittitas County, Washington, USA |
| 87.7km (54.5 miles) | ⓘCondor-Hemlock Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 92.2km (57.3 miles) | ⓘRainy Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA |
| 98.2km (61.0 miles) | ⓘSunday Lake Garnet Occurrence, Buena Vista Mining District, King County, Washington, USA |
| References |
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